/Engine/Source/Runtime/CoreUObject/Public/UObject/LazyObjectPtr.h
Called byUObject::Serializeso that we can save / load the Guid possibly associated with an object
static void PossiblySerializeObjectGuid ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * Object, [FStructuredArchive::FRecord](API\Runtime\Core\Serialization\FStructuredArchive\FRecord) Record )